Granted Patent
Utility
US 6,779,449 · App. 08/856,944
Carrying sleeve for printing and transfer forms and a process for production of such a carrying sleeve
Inventors:
Eduard Hoffmann, Wolfgang Prem, Johann Winterholler
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: May 15, 1997
Inventors
Eduard Hoffmann
Wolfgang Prem
Johann Winterholler
Assignee (at issue)
MAN Roland Druckmaschinen AG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.